non-voice value added service
non-voice value added service
非语音增值业务
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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PSTN (Public Switch Telephone Net) short message, which is recently introduced by China Telecom, is a non-voice value-added service.
固话短信是中国电信新近推出的一项基于固定电话网的非话音类增值业务。
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